CATFilters

6I2509 Filter Element As-Air — Cat 330D

This Filter Element As-Air is designed to capture fine dust and particulate matter from the air entering the engine, safeguarding critical internal components. It is manufactured to meet high filtration standards, offering effective protection compared to a worn element that allows contaminants to reach the engine. Operators may observe a gradual loss of engine power, increased exhaust emissions, or a dirty air filter indicator if this component is failing.

Filter Element As-Air – Part No 6I2509 – CAT Spare Part
Part Specifications
BrandCAT
CategoryFilters
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Parts Trading Company  ·  Mumbai, Est. 1956  ·  Same-day dispatch  ·  Ships worldwide  ·  GST invoice included

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Installation & Application Notes

Never run an engine without a filter — even briefly causes abrasive damage. Pre-fill fuel filters with clean fuel before fitting to reduce prime time. Replace O-rings on filter housings every second service. Record change dates on filter housing.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeAir Filter Element
MaterialHigh-efficiency filter media
ApplicationEngine air intake system
Service LifeReplace every 500-1000 hrs or annually
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A restricted 6I2509 air filter element may initially cause a slight reduction in engine power and throttle response. If the restriction becomes severe, fuel efficiency will decrease, and the engine may run hotter or produce more exhaust smoke. Continued operation with a clogged air filter risks accelerated wear on engine components due to insufficient airflow and potential intake of abrasive particles.

Installation Tip

Ensure the air filter housing is clean and that the new element seats properly to create a tight seal, preventing unfiltered air from entering the engine. Never attempt to clean and reuse a disposable air filter element.

Service Note

Inspect the turbocharger and intake piping for any signs of oil or carbon buildup when replacing the air filter element.